Figure 1-3 The Registers And Filters For A Node - HP 8163A Programming Manual

Figure 1-3
Introduction to Programming
The Status Model
The structures of the Operational and Questionable Status Systems
are similar. Figure 1-5 and Figure 1-4 respectively describe how the
Questionable Status Bit (QSB) and the Operational Status Bit
(OSB) of the Status Byte Register are determined.
1 1 1 1 1
The Registers and Filters for a Node
28
Enable Registers
To the
Condition Register
OR
of the Next Node
Event Registers
A positive transition in the condition
register, when a bit changes from 0 → 1,
causes the corresponding bit of the
corresponding event register
to change from 0 → 1.
Condition Registers